12
What are your favorite browser extensions?
(beehaw.org)
If it's free and open source and it's also software, it can be discussed here. Subcommunity of Technology.
This community's icon was made by Aaron Schneider, under the CC-BY-NC-SA 4.0 license.
It's a Flash emulator. My school still uses Shockwave Flash files for interactive diagrams and suchlike.